Re: [PATCH] drivers: staging: comedi: Add ftrace support

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On Wed, Jul 19, 2017 at 02:57:28PM +0100, Piotr Gregor wrote:
> + * Id : Description
> + * 0	Enter the interrupt of amplc_dio200_common
> + * 1	Called from same ISR of amplc_dio200_common if IRQ is handled

That is a very device-specific tracepoint, do we really want each driver
to be able to set these up?

Why can't ftrace handle this type of thing instead?

thanks,

greg k-h
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